Yes...yes it does.
Done effectively, the mere fear of being hit will be enough to keep most children respectful, especially into adulthood.
Wanna know who wasn’t hit? Liberals who rant and rave and throw tantrums like children. They learned long ago it worked and didn’t bother to develop any further. One or two smacks when they were 6 and they just might be productive adults.
Have you watched the video?
Worked for me and my buddies. After the first one or two you get the message. No means no. Do means do.